namespace glm {
    template<typename T>
        GLM_FUNC_QUALIFIER T
    min(T
    a,
    T b, T
    c) {
    return
    glm::min(glm::min(a, b), c
    );
}

template<typename T>
    GLM_FUNC_QUALIFIER T
min(T
a,
T b, T
c,
T d
)
{
return
glm::min(glm::min(a, b), glm::min(c, d)
);
}

template<typename T>
    GLM_FUNC_QUALIFIER T
max(T
a,
T b, T
c)
{
return
glm::max(glm::max(a, b), c
);
}

template<typename T>
    GLM_FUNC_QUALIFIER T
max(T
a,
T b, T
c,
T d
)
{
return
glm::max(glm::max(a, b), glm::max(c, d)
);
}

#	if GLM_HAS_CXX11_STL
using std::fmin;
#	else
template<typename T>
    GLM_FUNC_QUALIFIER T
fmin(T
a,
T b
)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559,
"'fmin' only accept floating-point input");

if (
isnan(a)
)
return
b;
return
min(a, b
);
}
#	endif

template<typename T>
    GLM_FUNC_QUALIFIER T
fmin(T
a,
T b, T
c)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559,
"'fmin' only accept floating-point input");

if (
isnan(a)
)
return
fmin(b, c
);
if (
isnan(b)
)
return
fmin(a, c
);
if (
isnan(c)
)
return
min(a, b
);
return
min(a, b, c
);
}

template<typename T>
    GLM_FUNC_QUALIFIER T
fmin(T
a,
T b, T
c,
T d
)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559,
"'fmin' only accept floating-point input");

if (
isnan(a)
)
return
fmin(b, c, d
);
if (
isnan(b)
)
return
min(a, fmin(c, d)
);
if (
isnan(c)
)
return
fmin(min(a, b), d
);
if (
isnan(d)
)
return
min(a, b, c
);
return
min(a, b, c, d
);
}


#	if GLM_HAS_CXX11_STL
using std::fmax;
#	else
template<typename T>
    GLM_FUNC_QUALIFIER T
fmax(T
a,
T b
)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559,
"'fmax' only accept floating-point input");

if (
isnan(a)
)
return
b;
return
max(a, b
);
}
#	endif

template<typename T>
    GLM_FUNC_QUALIFIER T
fmax(T
a,
T b, T
c)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559,
"'fmax' only accept floating-point input");

if (
isnan(a)
)
return
fmax(b, c
);
if (
isnan(b)
)
return
fmax(a, c
);
if (
isnan(c)
)
return
max(a, b
);
return
max(a, b, c
);
}

template<typename T>
    GLM_FUNC_QUALIFIER T
fmax(T
a,
T b, T
c,
T d
)
{
GLM_STATIC_ASSERT(std::numeric_limits<T>::is_iec559,
"'fmax' only accept floating-point input");

if (
isnan(a)
)
return
fmax(b, c, d
);
if (
isnan(b)
)
return
max(a, fmax(c, d)
);
if (
isnan(c)
)
return
fmax(max(a, b), d
);
if (
isnan(d)
)
return
max(a, b, c
);
return
max(a, b, c, d
);
}

// fclamp
template<typename genType>
    GLM_FUNC_QUALIFIER genType
fclamp(genType
x,
genType minVal, genType
maxVal)
{
GLM_STATIC_ASSERT(std::numeric_limits<genType>::is_iec559,
"'fclamp' only accept floating-point or integer inputs");
return
fmin(fmax(x, minVal), maxVal
);
}

template<typename genType>
    GLM_FUNC_QUALIFIER genType
clamp(genType
const& Texcoord)
{
return
glm::clamp(Texcoord,
static_cast<genType>(0), static_cast<genType>(1));
}

template<typename genType>
    GLM_FUNC_QUALIFIER genType
repeat(genType
const& Texcoord)
{
return
glm::fract(Texcoord);
}

template<typename genType>
    GLM_FUNC_QUALIFIER genType
mirrorClamp(genType
const& Texcoord)
{
return
glm::fract(glm::abs(Texcoord)
);
}

template<typename genType>
    GLM_FUNC_QUALIFIER genType
mirrorRepeat(genType
const& Texcoord)
{
genType const Abs = glm::abs(Texcoord);
genType const Clamp = glm::mod(glm::floor(Abs), static_cast<genType>(2));
genType const Floor = glm::floor(Abs);
genType const Rest = Abs - Floor;
genType const Mirror = Clamp + Rest;
return
mix(Rest,
static_cast<genType>(1) - Rest, Mirror >= static_cast<genType>(1));
}
}//namespace glm
